2 * Copyright 2017 Philippe Proulx <pproulx@efficios.com>
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
23 #define BT_LOG_TAG "NOTIF-INACTIVITY"
24 #include <babeltrace/lib-logging-internal.h>
26 #include <babeltrace/object-internal.h>
27 #include <babeltrace/compiler-internal.h>
28 #include <babeltrace/ctf-ir/clock-class.h>
29 #include <babeltrace/ctf-ir/clock-value-internal.h>
30 #include <babeltrace/graph/clock-class-priority-map.h>
31 #include <babeltrace/graph/clock-class-priority-map-internal.h>
32 #include <babeltrace/graph/notification-internal.h>
33 #include <babeltrace/graph/notification-inactivity-internal.h>
34 #include <babeltrace/assert-pre-internal.h>
37 void bt_notification_inactivity_destroy(struct bt_object
*obj
)
39 struct bt_notification_inactivity
*notification
=
40 (struct bt_notification_inactivity
*) obj
;
42 BT_LOGD("Destroying inactivity notification: addr=%p", notification
);
43 BT_LOGD_STR("Putting clock class priority map.");
44 bt_put(notification
->cc_prio_map
);
46 if (notification
->clock_values
) {
47 BT_LOGD_STR("Putting clock values.");
48 g_hash_table_destroy(notification
->clock_values
);
54 struct bt_notification
*bt_notification_inactivity_create(
55 struct bt_graph
*graph
,
56 struct bt_clock_class_priority_map
*cc_prio_map
)
58 struct bt_notification_inactivity
*notification
;
59 struct bt_notification
*ret_notif
= NULL
;
63 /* Function's reference, released at the end */
66 cc_prio_map
= bt_clock_class_priority_map_create();
68 BT_LOGE_STR("Cannot create empty clock class priority map.");
73 BT_LOGD("Creating inactivity notification object: "
74 "cc-prio-map-addr=%p",
76 notification
= g_new0(struct bt_notification_inactivity
, 1);
78 BT_LOGE_STR("Failed to allocate one inactivity notification.");
81 bt_notification_init(¬ification
->parent
,
82 BT_NOTIFICATION_TYPE_INACTIVITY
,
83 bt_notification_inactivity_destroy
, NULL
);
84 ret_notif
= ¬ification
->parent
;
85 notification
->clock_values
= g_hash_table_new_full(g_direct_hash
,
86 g_direct_equal
, NULL
, (GDestroyNotify
) bt_clock_value_recycle
);
87 if (!notification
->clock_values
) {
88 BT_LOGE_STR("Failed to allocate a GHashTable.");
92 for (i
= 0; i
< cc_prio_map
->entries
->len
; i
++) {
93 struct bt_clock_value
*clock_value
;
94 struct bt_clock_class
*clock_class
=
95 cc_prio_map
->entries
->pdata
[i
];
97 clock_value
= bt_clock_value_create(clock_class
);
99 BT_LIB_LOGE("Cannot create clock value from clock class: "
100 "%![cc-]+K", clock_class
);
104 g_hash_table_insert(notification
->clock_values
,
105 clock_class
, clock_value
);
108 notification
->cc_prio_map
= bt_get(cc_prio_map
);
109 BT_LOGD_STR("Freezing inactivity notification's clock class priority map.");
110 bt_clock_class_priority_map_freeze(cc_prio_map
);
111 BT_LOGD("Created inactivity notification object: "
112 "cc-prio-map-addr=%p, notif-addr=%p",
113 cc_prio_map
, ret_notif
);
124 extern struct bt_clock_class_priority_map
*
125 bt_notification_inactivity_borrow_clock_class_priority_map(
126 struct bt_notification
*notification
)
128 struct bt_notification_inactivity
*inactivity_notification
;
130 BT_ASSERT_PRE_NON_NULL(notification
, "Notification");
131 BT_ASSERT_PRE_NOTIF_IS_TYPE(notification
,
132 BT_NOTIFICATION_TYPE_INACTIVITY
);
133 inactivity_notification
= container_of(notification
,
134 struct bt_notification_inactivity
, parent
);
135 return inactivity_notification
->cc_prio_map
;
138 struct bt_clock_value
*bt_notification_inactivity_borrow_clock_value(
139 struct bt_notification
*notification
,
140 struct bt_clock_class
*clock_class
)
142 struct bt_notification_inactivity
*inactivity_notification
;
144 BT_ASSERT_PRE_NON_NULL(notification
, "Notification");
145 BT_ASSERT_PRE_NON_NULL(clock_class
, "Clock class");
146 BT_ASSERT_PRE_NOTIF_IS_TYPE(notification
,
147 BT_NOTIFICATION_TYPE_INACTIVITY
);
148 inactivity_notification
= container_of(notification
,
149 struct bt_notification_inactivity
, parent
);
150 return g_hash_table_lookup(
151 inactivity_notification
->clock_values
, clock_class
);